The Natural Distribution and a Brief Account in the Introduction of Parakmeria lotungensis

Parakmeria lotungensis is one of the tree species which have been focally protected by our government. The natural distribution range of this species is 18°44'~29°24' N and 107°50'~119°09' E, that is the northern margin of the tropic to central part of middle subtropic of China, with an elevation of 300~1400m. It is generally mixed with other evergreen broadleaf tree species. The average yearly temperature in the distribution area is 13°~19.9℃ and the absolute low one is -13.3℃. The soil of its forestland is latosolizative yellow earth, mountain red or yellow earth with pH4.6~5.6.It has been introduced to Nanjing of Jiangsu Province, the most northern place up to now which is 32°25' N with an elevation of 30 m. The soil there is yellowish brown earth with pH about 7.5. The young trees grow well.